We're often told it is "unscientific" or "meaningless" to ask what happened before the Big Bang. But a new paper by FQxI cosmologist Eugene Lim, of King's College London, UK, and astrophysicists Katy ...

In 1996 Uros Seljak was a postdoc at Harvard, contemplating ways to extract information from the cosmic microwave background (CMB). The distribution of anisotropies, slight temperature differences, in ...

Dark matter might have had a turbulent youth. According to an international team, this invisible substance may have formed at extremely high temperatures, moving almost at the speed of light shortly ...

In this video, Arvin Ash explores the history of the universe from the Big Bang to modern cosmology. Key discoveries include: - **1920s**: Edwin Hubble discovered galaxies outside the Milky Way and ...